Platforms you can jump through
I have a confession to make: I have been cheating my way across rivers for a week. Whenever the map had a gap too wide to jump, I dumped dirt into it until a slope formed that I could walk over. It worked. It also looked like someone dropped a sack of soil into the water and called it a bridge.
So this round I finally built the honest solution: platforms. A separate block you place on its own, made for crossing things instead of filling them. And it turned out to be one of those blocks I should have added weeks ago.
One plank, three behaviors
The idea is the classic one-way platform. Jump at it from below and you fly straight through. Walk into it from the side and nothing stops you. Land on it from above and it is a floor, plain and simple. The whole trick lives in one strict rule: a platform only counts as solid when you are falling and your feet were above its top edge a moment ago. Every other overlap is ignored. No special cases for the player, no weird stuck-on-the-side situations, and whatever else I put into this world later gets the same behavior for free.
It also behaves like a guest rather than a wall. Water flows straight through it, and grass under a platform keeps its green cap instead of dying of embarrassment. It is a thin plank in the world, not a block that swallows the terrain around it.
My favorite little detail: you can place a platform under your own feet while standing in the air. The game just lets you build the floor you are standing on, and suddenly you are a bridge engineer working over open water.
Planks that talk to their neighbors
Platforms refuse to float. To place one it needs an anchor on any of the four sides: a solid block, another platform, or a cave wall backdrop. That is the whole placement law, and it is exactly enough. Chain them sideways and you get a bridge, stack them upward and you get a ladder, but nothing ever appears in the middle of nowhere. The red placement highlight tells you when you are trying to cheat.
The part I did not expect to enjoy this much: the sprites talk to their neighbors. Each platform looks at what sits left and right of it, free air, a solid block, or another platform, and picks its piece from a little matrix. So a row of planks reads as one continuous walkway with proper end caps, and where the run meets real terrain it grows a small wooden bracket, like someone actually screwed it to the cliff. Ten tiles placed in a row look built, not stamped.
The question I dodged for a day
Here is the thing I happily ignored while building all of this: once you are on top of a platform, how do you get down? Chopping a hole into your own bridge every time did not feel like a plan.
The answer is a drop-through. Double-tap the down key and you sink through one platform level and land on whatever is below. Holding down and pressing jump does the same without leaving the movement keys. And the drop only lives for exactly one descent, so when you climb back up a minute later, the platform is a floor again and does not betray you a second time.
Standing on solid ground, nothing changes: down plus jump still jumps, exactly as before. Only a platform under your feet turns that combo into “go down”.
Why I keep placing them
Because they are cheap and honest. A river crossing costs a few planks instead of half a hill of dirt, and the bridge looks like a decision instead of a spill. In the mine, a vertical stack of platforms is a ladder up a shaft I would otherwise have to carve into stairs.
The part I did not see coming is what they do to the caves. Since you can jump up through them, a platform is a one-way door: drop down into the dark, grab the iron, and climb back out the same shaft without digging a single new tunnel. That is the kind of emergent little route I hoped this block would create, and now I catch myself sprinkling platforms into every room just to see if it deserves a second level.
Platforms sit in the hotbar next to the torch, and two wood at the workbench gets you started. If you want to see what Buildom gets next, follow along.